Cochise sits next to 2 phonetic neighbors — Kokeesh and Cochise are the closest matches by sound. Most share Cochise's Native American cluster, so the rhythm and vowel shape carry across the list.
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"hardwood"
"younger son, junior member"
"battle warrior, powerful ruler"
"White or fair-haired; from the Flemish name de Witte"
"red-haired, ruddy"
"hard and precious"
"ruler of the people"
"invented by Jonathan Swift from Esther Vanhomrigh (Van + Essa); no ..."
"Ford, river crossing"
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"dweller in the town"
"Champion knight; defender of the palace and faith"
Similar sound: These names share phonetic patterns with Cochise — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Chiricahua Apache origins, giving them the same cultural heritage as Cochise.
Rhythm: Cochise is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.